It seems like one of the dumbest things ever. I hope they carry on. Don't invest in the future, that's for dummies, build a giant phallic symbol in one of the least hospitable areas of the world.
Roofing is the most expensive and trickiest parts of a building, so let's take an enormous skyscraper and make one of the walls a roof. They probably plan for a team of flat roofing slaves working around the clock like window washers. When they get to one end they go back to the start in an ourorobus of roofing.